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Jonsered 2149 User Manual

Jonsered 2149
36 pages
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Operator's manual
Please read these instructions carefully
and make sure you understand them
before using the machine.
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Jonsered 2149 Specifications

General IconGeneral
Engine displacement49.4 cm³
Weight5.1 kg
Bar length40 cm (16 in)
Fuel tank volume0.5 liters
Chain gauge0.050"
Power output2.4 kW
Chain pitch0.325 inches

Summary

SAFETY INSTRUCTIONS

Personal Protective Equipment

Details essential safety gear required for operating the chain saw to minimize injury risks.

Chain Saw Safety Equipment

Describes the safety features of the saw and their basic inspection and maintenance.

Chain Brake and Hand Guards

Explains the function and operation of the chain brake and front/rear hand guards for accident prevention.

Safety Equipment Inspection

Provides checks for chain brake, front hand guard, inertia brake release, and brake trigger functionality.

CUTTING EQUIPMENT

Chain Sharpening and Raker Clearance

Details how to sharpen cutting teeth and adjust raker clearance for optimal performance and safety.

HOW TO AVOID KICKBACK

Kickback Prevention Rules

Provides crucial general rules and techniques to avoid kickback situations and maintain control.

GENERAL SAFETY PRECAUTIONS

GENERAL WORKING INSTRUCTIONS

Tree Felling Technique

Details the experienced technique required for felling trees safely, including safe distances and felling direction.

Felling Cuts and Directional Control

Explains the specific cuts (directional, felling) needed to control felling direction and prepare for the tree's fall.

FUEL HANDLING

START AND STOP

Starting the Chain Saw

Provides detailed instructions for starting both cold and warm engines, including choke and decompression valve use.

MAINTENANCE

Carburettor Adjustment and Settings

Details how to adjust the carburettor's low, high speed jets, and idling screw for optimal performance.

Daily, Weekly, and Monthly Checks

Provides a schedule of routine checks for daily, weekly, and monthly maintenance to ensure safe operation.